#guide {
  background-image: url("bg.jpg");
}
#title {
  padding-top: 30px;
  text-align: center;
  height: 100px;
}
#all {
  grid-auto-flow: column;
  padding-left: 10px;
  padding-top: 20px;
}
.floor {
  left: 10px;
  float: left;
  border: 1px solid #fff;
  padding: 5px;
  margin: 5px;
  font-size: 24px;
  background-color: #4f81bd;
  color: #fff;
  width: 100%;
}
.room {
  font-size: 24px;
  color: #333;
  font-family: "heiti" "黑体";
  font-weight: bold;
  padding-left: 5px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.room:nth-of-type(even) {
  background-color: #dae5f1;
}
.room:nth-of-type(odd) {
  background-color: #f2f2f2;
}
.block {
  margin: 5px;
  float: left;
  opacity: 0.9;
  padding-right: 10px;
}
